**Q3: **

The table shows the marks of 100 students in a recent science exam. How many students received 40 marks or more?

Mark | 0–9 | 10–19 | 20–29 | 30–39 | 40–49 | 50– | Total |
---|---|---|---|---|---|---|---|

Frequency | 6 | 15 | 12 | 26 | 23 | 18 | 100 |

**Q4: **

The given tally chart shows items sold at a school store. How many items were sold altogether?

Item | Eraser | Highlighter | Pencil | Scissors |
---|---|---|---|---|

Tally |

**Q5: **

The tally chart shows a group of students’ favorite superheroes. Were fourteen students surveyed?

Superhero | Wolverine | Superman | Wonder Woman | Spider-Man |
---|---|---|---|---|

Number of Students |

- Ayes
- Bno

**Q6: **

Michael conducted a survey to determine the favorite sandwiches of the students in his class. The results of the survey are shown in this tally chart. Which sandwiches are more popular than peanut butter?

Type of Sandwich | Turkey | Roast Beef | Tuna Salad | Peanut Butter | Ham |
---|---|---|---|---|---|

Tally |

- Atuna salad
- Bham, roast beef
- Cham, roast beef, turkey
- Dham

**Q7: **

The table shows the number of days each student has been absent. Use this data to complete the frequency table.

6 | 4 | 0 | 5 | 4 | 2 | 2 | 2 | 6 | 4 |

1 | 3 | 2 | 6 | 6 | 3 | 0 | 1 | 6 | 1 |

4 | 5 | 0 | 4 | 6 | 1 | 3 | 6 | 3 | 1 |

1 | 5 | 2 | 6 | 3 | 5 | 1 | 6 | 6 | 0 |

Number of Days Absent | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
---|---|---|---|---|---|---|---|

Frequency |

- A
- B
- C
- D
- E

**Q8: **

The frequency table below shows the weights of 40 students in a class. How many students weigh less than 50 kg?

Weight, | 30– | 35– | 40– | 45– | 50– | Total |
---|---|---|---|---|---|---|

Frequency | 5 | 8 | 12 | 9 | 6 | 40 |

**Q9: **

The table shows the weekly wages of 30 workers in a factory. By forming the frequency table using the intervals 30–39, 40–49, 50–59, 60–69, 70–79, 80–89, and 90–99, find which interval has the highest frequency.

43 | 47 | 43 | 99 | 54 | 47 | 53 | 100 | 46 | 97 |

50 | 41 | 36 | 72 | 38 | 37 | 80 | 46 | 74 | 74 |

30 | 34 | 32 | 97 | 90 | 35 | 68 | 87 | 78 | 30 |

- A50–59
- B40–49
- C60–69
- D30–39

**Q10: **

The table shows the heights of 100 students in a school. How many students’ heights are greater than or equal to 120 cm?

Height (cm) | 115–119 | 120–124 | 125–129 | 130–134 | 135–139 | 140–144 | 145– | Total |
---|---|---|---|---|---|---|---|---|

Number of Students | 12 | 12 | 20 | 16 | 12 | 10 | 18 | 100 |

**Q11: **

The table of numbers shows the marks of 30 students in a mathematics exam.

25 | 37 | 31 | 39 | 26 | 23 | 27 | 31 | 20 | 33 |

35 | 37 | 23 | 37 | 21 | 33 | 24 | 27 | 36 | 27 |

32 | 26 | 30 | 37 | 25 | 31 | 32 | 21 | 28 | 32 |

Using this data, complete the frequency table.

Marks | 20–23 | 24–27 | 28–31 | 32–35 | 36– | Total |
---|---|---|---|---|---|---|

Frequency | 30 |

- A3, 7, 5, 8, 7
- B6, 8, 7, 4, 5
- C4, 7, 4, 3, 5
- D5, 8, 5, 6, 6
- E6, 9, 8, 7, 6

**Q12: **

The table shows the marks of 60 students in a science exam. How many students failed the test given that the pass mark was 30?

Marks | 0–9 | 10–19 | 20–29 | 30–39 | 40–49 | 50– | Total |
---|---|---|---|---|---|---|---|

Frequency | 3 | 18 | 10 | 8 | 15 | 6 | 60 |

**Q13: **

Benjamin recorded the number of glasses of juice he sold in his neighborhood each day in this tally chart. Which day has the same number of tally marks as Monday?

Day | Monday | Tuesday | Wednesday | Thursday | Friday |
---|---|---|---|---|---|

Tally |

- AThursday
- BWednesday
- CTuesday
- DFriday

**Q14: **

Using the data given for number of absences, complete the frequency table.

7 | 10 | 7 | 8 | 5 | 1 | 2 | 7 |

6 | 2 | 4 | 3 | 2 | 8 | 5 | 6 |

5 | 8 | 9 | 8 | 2 | 1 | 10 | 9 |

10 | 9 | 10 | 3 | 9 | 7 | 7 | 8 |

Number of Absences | 1-2 | 3-4 | 5-6 | 7-8 | 8–10 |
---|---|---|---|---|---|

Frequency |

- A
- B
- C
- D

**Q15: **

Complete the frequency table which shows the marks a group of students received in a test.

Marks | 20–24 | 25–29 | 30–34 | 35–39 | 40–44 | 45–49 | 50– | Total |
---|---|---|---|---|---|---|---|---|

Frequency | 4 | 5 | 15 | 9 | 10 | 4 | 50 |

**Q16: **

The table shows the marks that a class of students received in a mathematics test. How many students got less than 45 marks?

Marks | 20–24 | 25–29 | 30–34 | 35–39 | 40–44 | 45–49 | 50–54 | 55– | Total |
---|---|---|---|---|---|---|---|---|---|

Number of Students | 7 | 8 | 2 | 5 | 6 | 5 | 9 | 2 | 44 |

**Q17: **

The table shows the marks that a class of students received in their mathematics test. How many students are in the class?

Marks | 0–1 | 2–3 | 4–5 | 6–7 | 8– |
---|---|---|---|---|---|

Frequencies | 8 | 4 | 5 | 2 | 10 |

**Q18: **

The tally chart shows the marks that students in a class received in a mathematics test. Using the information from the tally chart, complete the frequency table.

Classes | 5– | 10– | 15– | 20– | 25– |
---|---|---|---|---|---|

Tally |

Classes | 5– | 10– | 15– | 20– | 25– |
---|---|---|---|---|---|

Frequency |

- A
- B
- C
- D
- E

**Q19: **

Which of the following survey questions is least biased?

- AHow often do you manage to drink water rather than sodas during meals?
- BDrinking sodas during a high-protein meal has been shown to decrease metabolic efficiency, which may prompt the body to store more fat. How often do you drink sodas during meals?
- COn a scale from 1 to 10, how do you rate the frequency and quantity of sodas you drink during meals?
- DFor each of the beverages given, indicate how often you drink them during meals.

**Q20: **

The table of data shows the heights in centimeters of teachers at a school. Using a frequency table, find the number of teachers who are 175 cm or more.

179 | 169 | 193 | 171 | 163 | 186 | 178 | 173 |

167 | 166 | 195 | 156 | 163 | 190 | 171 | 195 |

156 | 186 | 187 | 159 | 172 | 169 | 184 | 195 |

159 | 168 | 179 | 155 | 178 | 162 | 174 | 167 |

193 | 177 | 159 | 179 | 162 | 189 | 163 | 182 |

181 | 167 | 189 | 173 | 187 | 159 | 170 | 186 |

- A6 teachers
- B32 teachers
- C7 teachers
- D22 teachers
- E16 teachers

**Q21: **

Identify the source of bias in the question: “Do you believe the government should implement measures proposed by the opposition which would ensure that everyone in the country has access to good health care services?”

- Atwo questions in one
- Bquestion preface
- Cdesire to please
- Dbiased wording (or leading question)

**Q22: **

Is the following a survey, an observational study, or an experiment?

A group of students wanted to find out what type of music their schoolmates listen to. They asked their fellow students at random during break time about the types of music they liked and recorded the answers.

- Aexperiment
- Bobservational study
- Csurvey

**Q23: **

The table shows the number of days taken off work by 40 workers in a year. By constructing a frequency table or otherwise, calculate the number of workers who took 20 or more days off work.

16 | 18 | 5 | 20 | 15 | 26 | 12 | 17 | 8 | 5 |

5 | 12 | 26 | 30 | 23 | 22 | 21 | 30 | 25 | 21 |

27 | 15 | 12 | 28 | 11 | 12 | 26 | 12 | 13 | 23 |

6 | 29 | 28 | 5 | 20 | 12 | 10 | 24 | 23 | 14 |

**Q24: **

The tally chart shows the marks students received in a mathematics test. How many students received less than 10 marks?

Mark | 5–9 | 10–14 | 15–19 | 20–24 | 25–29 |
---|---|---|---|---|---|

Frequency |

**Q25: **

The tally chart shows the results of a survey to find the favorite subject in a class. What subject is the least popular?

Subject | Mathematics | Science | History | Art | Music |
---|---|---|---|---|---|

Tally |

- Ahistory
- Bscience
- Cmathematics
- Dart
- Emusic